engine noise questions: on cold startup, after letting car sit a night, i start my car up
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and hear a pssss pssss pssss pssss psss sound, thats rhytmic. it gets faster as the engine speeds go up. it sounds sort of like a scraping or something...im not sure. but it does sounds like pss pssss psss like someone is trying to whsiper to you, like that sound. something going wrong? it goes away after it getting warm.
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